<template>
	 <view>
		 <!-- 搜索组件 -->
		 <view class="search-box">
			 <my-search @click="gotoSearch"></my-search>
		 </view>
		 
	    <!-- 轮播图区域 -->
	    <swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
	      <!-- 循环渲染轮播图的 item 项 -->
	      <swiper-item v-for="(item, i) in swiperList" :key="i">
	        <navigator class="swiper-item" :url="'/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id">
	          <!-- 动态绑定图片的 src 属性 -->
	          <image :src="item.image_src"></image>
	        </navigator>
	      </swiper-item>
	    </swiper>
		
		<!-- 分类区域 -->
		<view class="nav-list">
		   <view class="nav-item" v-for="(item, i) in navList" :key="i" @click="navClickHandler(item)">
		     <image :src="item.image_src" class="nav-img"></image>
		   </view>
		</view>
		
		<!-- 楼层区域 -->
		<view class="floor-list">
		  <!-- 楼层 item 项 -->
		  <view class="floor-item" v-for="(item, i) in floorList" :key="i">
		    <!-- 楼层标题 -->
		    <image :src="item.floor_title.image_src" class="floor-title"></image>
			<!-- 楼层图片区域 -->
			<view class="floor-img-box">
			  <!-- 左侧大图片的盒子 -->
			  <navigator class="left-img-box" :url="item.product_list[0].url">
			    <image :src="item.product_list[0].image_src" :style="{width: item.product_list[0].image_width + 'rpx'}" mode="widthFix"></image>
			  </navigator>
			  <!-- 右侧 4 个小图片的盒子 -->
			  <view class="right-img-box">
			    <navigator class="right-img-item" v-for="(item2, i2) in item.product_list" :key="i2" v-if="i2 !== 0" :url="item2.url">
			      <image :src="item2.image_src" mode="widthFix" :style="{width: item2.image_width + 'rpx'}"></image>
			    </navigator>
			  </view>
			</view>
		  </view>
		</view>
		
		
		
	  </view>
</template>

<script>
	import badgeMix from '@/mixins/tabbar-badge.js'
	
	export default {
		mixins: [badgeMix],
		data() {
			return {
				swiperList: [],
				navList: [],
				floorList: []
			};
		},
		onLoad() {
			this.getSwiperList()
			this.getNavList()
			this.getFloorList()
		},
		methods: {
			async getSwiperList() {
				const {data: res} = await uni.$http.get('/api/public/v1/home/swiperdata')
				if(res.meta.status !== 200) return uni.$showMsg()
				console.log(res)
				this.swiperList = res.message
			},

			async getNavList() {
			      const { data: res } = await uni.$http.get('/api/public/v1/home/catitems')
			      if (res.meta.status !== 200) return uni.$showMsg()
			      this.navList = res.message
			    },
				
			navClickHandler(item) {
				if(item.name === "分类") {
					 uni.switchTab({
					      url: '/pages/cate/cate'
					    })
				}
			},
			
			async getFloorList() {
				  const { data: res } = await uni.$http.get('/api/public/v1/home/floordata')
				  if (res.meta.status !== 200) return uni.$showMsg()
				  
				  // 对数据处理
				  res.message.forEach(floor => {
					  floor.product_list.forEach(prod => {
						  prod.url = '/subpkg/goods_list/goods_list?' + prod.navigator_url.split('?')[1]
					  })
				  })
				  this.floorList = res.message
				},
			
			gotoSearch() {
				uni.navigateTo({
					url: '/subpkg/search/search'
				})
			}
				
				
		
		}
	}
</script>

<style lang="scss">
swiper {
 height: 330rpx;

 .swiper-item,
 image {
   width: 100%;
   height: 100%;
 }
}

.nav-list {
  display: flex;
  justify-content: space-around;
  margin: 15px 0;

  .nav-img {
    width: 128rpx;
    height: 140rpx;
  }
}

.floor-title {
  height: 60rpx;
  width: 100%;
  display: flex;
}

.right-img-box {
	display: flex;
	flex-wrap: wrap;
	margin-left: 10rpx;
}

.floor-img-box {
	display: flex;
	padding-left: 10rpx;
}

.right-img-item {
	margin-left: 10rpx;
}

.search-box {
	// 位置固定
	position: sticky;
	// 位置在顶
	top: 0;
	// 层级最优先
	z-index: 999;
}
</style>
